JASC 6220
Service difficulty reports · 2,052
Reports filed under 6220 · Main Rotor Head, newest first.
Query with SQL
duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE jasc_code = '6220' ORDER BY difficulty_date DESC"
Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE jasc_code = '6220' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR YTRR079850Bearing · wornROD END BEARING WORN EXCESSIVELY.SDR YTRR079849Bearing · wornROD END BEARING EXCESSIVELY WORN.SDR AUS20020523Bushing · misinstalled(AUS) MAIN ROTOR GRIP BLADE BOLT BUSHES INCORRECTLY FITTED ON ALL THREE GRIPS. THE BUSHES WERE FITTED UPSIDE DOWN LEAVING A GAP BETWEEN THE GRIPS AND THE BLADES. WHEN THE BLADE BOLTS WERE TIGHTENED,THE GRIPS WERE DISTORTED.SDR CA020605007Housing · mismanufactured(CAN) DURING AN OVERHAUL IT WAS FOUND THAT AN OIL PASSAGE WAS MISSING IN THE GEARBOX HOUSING BEARING BORE OF THE INPUT SHAFT DUPLEX BEARING. AFTER INVESTIGATION, IT WAS DETERMINED THAT ALL A/C FROM A/C S/N 53392 ARE AFFECTED AS ARE ALL SPARES SHIPPED SINCE AUGSDR JBZ2002F00000Head · damagedDURING INSPECTION, DAMAGE WAS NOTED ON TAIR ROTOR CROSSHEAD PITCH CHANGE ARMS CAUSED BY CONTACT WITH THE P/C LINKS.SDR HEEA079738Bearing · stuckM/R PITCH CONTROL LINK BEARING BETWEEN CLEVIS STICKING. SCRAPPED.SDR HEEA079312Spindle · wornMAIN ROTOR HEAD SPINDLES HAVE WORN BEARINGS. REPAIRED AND RETURNED TO SERVICE.SDR B3OR20020017Bearing · corrodedDURING A 500 HOUR INSPECTION IT IS NECESSARY TO DISSASSEBLE THE MAIN ROTOR FREQUENCY ADAPTER TO INSPECT FOR CORROSION. THE BEARING THAT IS IN THE ADAPTER IS SUPPOSED TO BE EASILY REMOVABLE. VARIOUS EFFORTS WERE MADE TO REMOVE THE BEARING. THE BEARING WAS REMOVSDR HEEA079379Bearing · wornMAIN ROTOR UNIVERAL HAS WORN BEARING.SDR B3OR20020010Freq Adapter · corrodedDURING A 500 HOUR INSPECTION, THE M/R HEAD WAS DISSASSEMBLED. THE FREQUENCY ADAPTERS WERE REMOVED FOR INSPECTION. ATTEMPTS TO REMOVE THE BEARING BY PUSHING OR TAPPING LIGHTLY FAILED. THE DECISION WAS MADE TO CHANGE THE ADAPTER AND BEARING. THE BEARING WAS FSDR HEEA079211Restraint · stuckFLAP RESTRAINT EAR STICKS IN STOWED POSITION. REPLACED WITH SERVICEABLE PART.SDR HEEA079203Bearing · roughMAIN ROTOR PITCH LINK ASSY ROD END BEARINGS ARE ROUGH.SDR HEEA079167Bellcrank · unbondedMAIN ROTOR HEAD BELLCRANK WEAR PAD UNBONDED.SDR HEEA079166Bearing · unstakedMAIN ROTOR HEAD BEARING UNSTAKED.SDR HEEA079164Universal · wornMAIN ROTOR HEAD UNIVERSAL BUSHING WORN.SDR TI12002F00002Bearing · separatedAN ABNORMAL INTERMITTENT VIBRATION WAS FELT DURING CRUISE FLIGHT. THE CAUSE WAS DETERMINED TO BE THE OUTBOARD MAIN ROTOR GRIP ELASTOMERIC BEARING ON ONE BLADE GRIP TO HAVE SEPARATED. THE OTHER THREE ELASTOMERIC BEARING WERE INSPECTED, AND FOUND TO HAVE VARIOSDR HEEA079284Bushing · corrodedPITTED CORROSION ON MAIN ROTOR HEAD BUSHING FLANGES.SDR HEEA079106Bearing · wornPITCH LINK ASSY HAS A WORN BEARING.SDR HEEA079105Bearing · wornPITCH LINK ASSY HAS A WORN BEARING.SDR HEEA079104Bearing · wornPITCH LINK ASSY HAS A WORN BEARING.SDR HEEA079103Bearing · wornPITCH LINK ASSY HAS A WORN BEARING.SDR HEEA079102Bearing · damagedRUBBER IS POOCHING OUT OF THE UPPER ELASTOMERIC BEARING.SDR HEEA079267Screw · corrodedSCREW CORRODED, COATINGS WORN THROUGH.SDR HEEA079266Screw · corrodedSCREW CORRODED, COATINGS WORN THROUGH. .SDR HEEA079261Starflex · unbondedMAIN ROTOR HEAD STARFLEX BUSHING ON STAR ARM UNBONDED.SDR HEEA079260Starflex · crackedSTARFLEX CRACKED IN LEADING EDGE OF YELLOW ARM.SDR HEEA079254Starflex · wornMAIN ROTOR HEAD STARFLEX BALL ENDS HAS WORN TEFLON.SDR USOM103282Starflex · crackedUPON INSPECTING PART DURING (T) 500 HOUR INSPECTION, FOUND CRACKED PAINT 2 INCHES FROM ONE END OF STARFLEX. INVESTIGATION REVEALED A 20 MM LONG X 4 INCH HIGH VOID IN THE FIBERGLASS. VOID APPEARS TO HAVE BEEN A MANUFACTURING DEFECT.SDR HEEA078882Hub · vibrationMAIN ROTOR HUB HAS VERTICAL VIBRATION.SDR HEEA078856Stop · wornMAIN ROTOR STOP WORN.SDR HEEA078854Frahm · corrodedFRAHM ASSY HAS CORROSION AROUND SPRING ACCESS PLATES AND CAP NUTPLATES.SDR HEEA078852Bearing · separatedMAIN ROTOR HUB HAS A SHEAR BEARING ON ORANGE BLADE SEPARATED.SDR HEEA078851Hub · corrodedMAIN ROTOR HUB IS CORROSION.SDR HEEA078849Bellcrank · damagedMAIN ROTOR BELLCRANK HAS THE RUBBER BUMPER UNBONDED.SDR HEEA078848Bellcrank · damagedMAIN ROTOR HEAD BELLCRANK HAS THE RUBBER BUMPER UNBONDED.SDR HEEA078847Bellcrank · damagedMAIN ROTOR HEAD BELLCRANK HAS THE RUBBER BUMPER UNBONDED.SDR HEEA078846Bearing · wornIDLER ASSY HAS BEARINGS WORN.SDR HEEA078845Bearing · wornIDLER ASSY HAS BEARINGS WORN.SDR HEEA078829Link · wornLINK ASSY WORN.SDR HEEA078827Bushing · corrodedMAIN ROTOR HUB BUSHING HAS CORROSION AROUND SPLINE AREA.SDR EOO2002F00008Seal · missingDURING AN INSPECTION IT WAS DISCOVERED THAT THE LOWER MAIN ROTOR HUB GREASE SEAL WAS NOT INSTALLED BUT LAYING AT TOP THE MAIN ROTOR SWASHPLATE INSIDE OF THE UPPER DUST BOOT. REMOVED MAIN ROTOR HUB INSPECTED AND REGREASED NEW SEAL INSTALLED WITH NORMAL RESISTASDR CA020507004Hub · misoverhauled(CAN) 80.8 HOURS AFTER INSTALLATION OF A MAIN ROTOR HUB, RECEIVED FROM FACTORY OVERHAUL, THE SEAL POPPED OUT OF KIT LOCATION. IT WOULD APPEAR THAT NO BONDING AGENT OF ANY KIND WAS USED TO RETAIN THE SEAL.SDR R7M5344635168Bearing · debondedMAIN ROTOR BEARING DEBONDING. REPLACED WITH NEW UNIT, CORRECTED.SDR AUS20020344Hub · cracked(AUS) MAIN ROTOR HUB CRACKED IN AREA OF BEARING SPINDLE RADIUS. FOUND DURING INSPECTION IAW AD/BELL47/72 A2.SDR AC2A0000339Bearing · failedREPLACED BEARINGS IN P/C LINKS.SDR HEEA078578Bellcrank · unbondedWASHERS UNBONDED.SDR HEEA078577Bellcrank · unbondedBELLCRANK WASHERS UNBONDED.SDR ERAA078462Bushing · missingBUSHINGS 412-010-121-101 MISSING FROM YOKE RED BLADE, COMPLY WITH 2500 HR INSPECTION. BUSHINGS MISSING, VISUAL INSPECTION APPEARS NORMAL ON YOKE & FITTING. ACTION TAKEN: DISASSEMBLED, CLEANED, INSPECTED, COMPLIED WITH 2500 HR INSPECTION IAW 412 CR&O & 412 M/SDR HEEA078638Stop · separatedSEPARATION AT STARFLEX ATTACH POINT.SDR HEEA078632Bolt · wornM/R ATTACHMENT BOLT WORN THREADS ON SMALL STUD. SCRAPPED.
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